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Heitor's log

Heitor

I write about programming, Linux, technology, and some random things.

Personal
Technology
heitorpb.github.io
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August 2026

September 2026

Top Words

  • bash
  • python
  • files
  • docker
  • remote
  • multiple
  • pihole
  • linux
  • setting
  • random
  • numbers
  • urandom

All posts (50)

5y

Linux Upskill Challenge

My notes about the Linux Upskill Challenge.
6y

Setting up Raspberry Pi 3 with PiHole

How to setup PiHole on a Raspberry Pi.
6y

Be careful with your Docker logs

Logs are important. But they might fill your disk. Here I show how to configure Docker daemon to rotate logs.
6y

Multiple urls for a git remote

How to use multiple git remotes for easier repository management.
6y

Caching computation in Python

What is memoization and how to use it to cache the output of functions in Python.
6y

Convert files to UTF-8

How to convert file encodings in the terminal.
6y

Random numbers from /dev/urandom in Bash

How to get random integers from /dev/random in Bash.
6y

Always close your Matplotlib figures

Close your matplotlib figures for faster image generation.
7y

Python.format

Fun with Python format().
7y

Treasure Hunt

I hunted a treasure. Treasure hunting is actually a sport called geocaching.
8y

Hiking in Essertines - Switzerland

Switzerland is amazing for Hiking. Here's how one went.
8y

The Swiss Far West and GPX fun

GPX fun in Python.

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